Harris Poll Migraine Report Card: population-based examination of high-frequency headache/migraine and acute medication overuse

Table 1 Respondent demographics and clinical characteristics

	Current HFM+AMO (n=440)	Previous HFM+AMO (n=110)
Age, mean (SD) years	41.1 (12.9)	47.2 (17.1)*
Gender, %
Female	54	49
Male	44	49
Non-binary/Gender non-conforming	1	2
Transgender	1	0
Race/ethnicity, %^a
White, not Hispanic	57	75*
Hispanic	24*	13
Black or African American, not Hispanic	11	4
Asian, not Hispanic	2	3
Native American or Alaskan, not Hispanic	0	2*
More than one race	5	3
Age at first diagnosis, mean (SD)	23.9 (11.3)	25.0 (11.1)
Length of time since diagnosis, mean years (SD)	17.6 (12.0)	21.9 (15.3)*
Monthly headache days in last few months, mean (SD)	15.2 (5.80)*	4.2 (2.13)
Monthly acute medication use in last few months, mean (SD) days^b	17.4 (6.4)*	4.1 (2.3)
Highest education level completed, %
Less than high school	9	4
High school to less than 4-year college degree	57	59
4-year college degree or more	33	37
Has health insurance, %
Yes	93	95
No	7	5
Total yearly household income, %
Less than $15,000	7	8
$15,000 to $24,999	8	7
$25,000 to $34,999	9	5
$35,000 to $49,999	9	7
$50,000 to $74,999	19	16
$75,000 to $99,999	13	16
$100,000 or more	34	37

^*Indicates significantly higher than the other group at the 95% confidence level (P<0.05).
^aParticipants were first asked: “Are you of Hispanic, Latino, or Spanish origin?” with response options of Yes or No. Then, participants were asked: “What is your race? Please select all that apply,” for which the following options were presented: White, Black or African American, Native American or Alaskan Native, Native Hawaiian or Pacific Islander, South Asian, Chinese, Korean, Japanese, Filipino, Arab/West Asian, Vietnamese, other Asian, and other race. Data were analyzed by separating Hispanic respondents from the race analysis
^bAcute medication use is any over-the-counter or prescription medication to treat headaches. Percentages may not add up to 100% due to rounding
Abbreviations: HFM+AMO, high-frequency headache/migraine with acute medication overuse; SD, standard deviation

ISSN: 1129-2377